/*
 * Copyright 2012-2017 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.codestd.security.shiro.matcher;

import org.apache.commons.codec.digest.DigestUtils;
import org.apache.shiro.authc.AuthenticationInfo;
import org.apache.shiro.authc.AuthenticationToken;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.authc.credential.CredentialsMatcher;

/**
 * Md5凭证匹配器
 *
 * @author Wang Chengwei(Jaune)
 * @since 1.0.0
 */
public class Md5CredentialsMatcher implements CredentialsMatcher {

    @Override
    public boolean doCredentialsMatch(AuthenticationToken token, AuthenticationInfo info) {
        String dbPassword = (String) info.getCredentials();
        UsernamePasswordToken usernamePasswordToken = (UsernamePasswordToken) token;
        String encryptPassword = DigestUtils.md5Hex(new String(usernamePasswordToken.getPassword()));
        return dbPassword.equals(encryptPassword);
    }
}
